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Name	Bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate	EINECS	258-207-9
CAS No.	52829-07-9	Density	1.01 g/cm³
PSA	76.66000	LogP	6.46960
Solubility	acetone: 19 % (w/w) at 20 °C	Melting Point	82-85 °C(lit.)
Formula	C₂₈H₅₂N₂O₄	Boiling Point	590.214 °C at 760 mmHg
Molecular Weight	480.732	Flash Point	310.75 °C
Transport Information	UN 2811 6.1/PG 2	Appearance	slightly yellowish crystalline granules
Safety	26-39-45	Risk Codes	23-37/38-41
Molecular Structure		Hazard Symbols	T
Synonyms	Decanedioicacid, bis(2,2,6,6-tetramethyl-4-piperidinyl) ester (9CI);770DF;ADK Stab LA 77;ADK Stab LA 77Y;Adeka LA 77;BLS 1770;Bis(2,2,6,6-tetramethyl-4-piperidyl) decanedioate;HA 7OG;HALS 770;HS 770;Hillite 77;JF 90;LA 77;LA 77Y;LS 770;Lowilite 77;Mark LA 77;NF 90;Sanol 770;Sanol LS 770;Sumisorb 577;T770;TIN 770;Tinuvin 770DF1;Tinuvin770LS;Viosorb 04;	Article Data	21

Bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate Synthetic route

: 2516-92-9
bis(1-oxyl-2,2,6,6-tetramethylpiperidin-4-yl)sebacate

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

Conditions

Conditions	Yield
With ethanethiol In benzene	17%

: 138847-20-8
2C44H56O4*C28H52N2O4

A: 157432-87-6, 288302-11-4, 288302-12-5
5,11,17,23-tetra-t-butyl-25,26,27,28-tetrahydroxycalix-4-arene

B: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

Conditions

Conditions	Yield
In acetonitrile at 25℃; Equilibrium constant;

: 2403-88-5
4-hydroxy-2,2,6,6-tetramethylpiperidine

: 106-79-6
dimethyl sebacate

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

Conditions

Conditions	Yield
With 1-methyl-pyrrolidin-2-one
With 1-methyl-pyrrolidin-2-one
With sodium methylate In octane at 110 - 120℃; Large scale;

: 2403-88-5
4-hydroxy-2,2,6,6-tetramethylpiperidine

: 111-20-6
1,10-decanedioic acid

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

Conditions

Conditions	Yield
With tetrabutoxytitanium at 220℃; under 760.051 Torr; for 10h; Temperature; Time; Inert atmosphere;

: 111-65-9
octane

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

: bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl)sebacate

Conditions

Conditions	Yield
Stage #1: octane; bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate With molybdenum trioxide at 130℃; Large scale; Stage #2: With tert.-butylhydroperoxide at 90 - 130℃; for 10h; Temperature; Reagent/catalyst; Large scale;	96%
Stage #1: bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate With magnesium(II) chloride hexahydrate; dihydrogen peroxide In ethanol at 75℃; for 10h; Stage #2: octane With tert.-butylhydroperoxide; molybdenum(VI) oxide at 125℃; for 3h; Reagent/catalyst; Reflux;	64.1%
With tert.-butylhydroperoxide; molybdenum(VI) oxide at 105 - 115℃; Large scale;

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

: 123-72-8
butyraldehyde

: C36H68N2O6

Conditions

Conditions	Yield
Stage #1: bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate With tin (II) sulfate; dihydrogen peroxide In water at 20 - 25℃; for 24h; Stage #2: butyraldehyde With dihydrogen peroxide; acetic acid; iron(II) chloride In ethanol at 225℃; for 8h; Stage #3: With dihydrogen peroxide In ethanol at 25℃; for 24h;	89.02%

: 110-82-7
cyclohexane

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

: bis(1-cyclohexyloxy-2,2,6,6-tetramethylpiperidin-4-yl) sebacate

Conditions

Conditions	Yield
Stage #1: bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate With tin (II) sulfate; dihydrogen peroxide In water at 20 - 25℃; for 24h; Inert atmosphere; Stage #2: cyclohexane With tetrabutylammomium bromide; dihydrogen peroxide; copper(II) sulfate In acetonitrile at 65℃; for 9.5h; Inert atmosphere;	83.67%

: 122-60-1
Phenyl glycidyl ether

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

: 155302-45-7
di[2,2,6,6-tetramethyl-1-(2-hydroxy-3-phenoxypropyl)-4-piperidyl] sebacate

Conditions

Conditions	Yield
With sodium hydrogencarbonate	81%

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

: 131807-04-0
1-octyloxy-2,2,6,6-tetramethyl-4-hydroxy-piperidine

Conditions

Conditions	Yield
With ethanol; potassium hydroxide at 70℃; for 3.5h;	80.8%

aqueous tert-butyl hydroperoxide: aqueous tert-butyl hydroperoxide

: 52829-07-9
bis-(2,2,6,6-tetramethyl-4-piperidinyl) sebacate

: bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl)sebacate

Conditions

Conditions	Yield
In octane	80%
With sodium sulfite; hexacarbonyl molybdenum In octane; water; ethyl acetate	67%
In octane	67%

Bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate Chemical Properties

IUPAC Name: Bis(2,2,6,6-tetramethylpiperidin-4-yl) decanedioate
Synonyms of Decanedioic acid,1,10-bis(2,2,6,6-tetramethyl-4-piperidinyl) ester (CAS NO.52829-07-9): ADK Stab LA 77 ; Bis(2,2,6,6-tetramethyl-4-piperidinyl) decanedioate ; Bis(2,2,6,6-tetramethyl-4-piperidinyl) sebacate ; Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate ; EINECS 258-207-9 ; HALS 1 ; HALS 770 ; LS 770 ; Mark LA 77 ; Sanol ; Sanol 770 ; Sanol LS 700 ; Sanol LS 770 ; Sumisorb 577 ; T 770 ; TIN 770 ; TK-10665 ; Tinuvin 770 ; Tinuvin 770DF ; Tinuvin 770LS ; Decanedioic acid, bis(2,2,6,6-tetramethyl-4-piperidinyl) ester
CAS NO: 52829-07-9
Molecular Formula of Decanedioic acid,1,10-bis(2,2,6,6-tetramethyl-4-piperidinyl) ester (CAS NO.52829-07-9): C₂₈H₅₂N₂O₄
Molecular Weight: 480.7235
Molecular Structure:

Melting Point: 82-85 °C
ProductCategories: Industrial/Fine Chemicals ; Polymer Additives ; Polymer Science ; Stabilizers
Polar Surface Area: 59.08 Å²
Index of Refraction: 1.497
Molar Refractivity: 138.61 cm³
Molar Volume: 472.9 cm³
Surface Tension: 38.9 dyne/cm
Density of Decanedioic acid,1,10-bis(2,2,6,6-tetramethyl-4-piperidinyl) ester (CAS NO.52829-07-9): 1.01 g/cm³
Flash Point: 256 °C
Enthalpy of Vaporization: 76.82 kJ/mol
Boiling Point: 499.8 °C at 760 mmHg
Vapour Pressure: 4.03E-10 mmHg at 25°C

Bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rat	LC50	inhalation	500mg/m3/4H (500mg/m3)	BEHAVIORAL: TREMOR LUNGS, THORAX, OR RESPIRATION: DYSPNEA GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS	National Technical Information Service. Vol. OTS0539874,

Bis(2,2,6,6-tetramethyl-4-piperidyl)sebacate Safety Profile

Hazard Codes: Toxic T
Risk Statements: 23-37/38-41
R23: Toxic by inhalation.
R37/38: Irritating to respiratory system and skin.
R41: Risk of serious damage to the eyes.
Safety Statements: 26-39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S39: Wear eye / face protection.
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 2811 6.1/PG 2
WGK Germany: 2
RTECS: HD8315000

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